389610052

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{197}}^1\times {\mathrm{521}}^1$

素因数の和:808

約数の個数: 48

約数和(自身を含む): 749537712

約数和(自身を除く): 359927660

約数列:

[1, 2, 4, 13, 26, 52, 73, 146, 197, 292, 394, 521, 788, 949, 1042, 1898, 2084, 2561, 3796, 5122, 6773, 10244, 13546, 14381, 27092, 28762, 38033, 57524, 76066, 102637, 152132, 186953, 205274, 373906, 410548, 494429, 747812, 988858, 1334281, 1977716, 2668562, 5337124, 7492501, 14985002, 29970004, 97402513, 194805026, 389610052]

約数ペア:

[(1, 389610052), (2, 194805026), (4, 97402513), (13, 29970004), (26, 14985002), (52, 7492501), (73, 5337124), (146, 2668562), (197, 1977716), (292, 1334281), (394, 988858), (521, 747812), (788, 494429), (949, 410548), (1042, 373906), (1898, 205274), (2084, 186953), (2561, 152132), (3796, 102637), (5122, 76066), (6773, 57524), (10244, 38033), (13546, 28762), (14381, 27092)]